# name : pandas concat (bind by axis) by index
# key : concat:cbind@pandas
# key : pd.concat:cbind
# contributor: Shuguang Sun
# --
pd.concat([${1:df1, df2}],
          axis = ${2:$$(yas-choose-value '("0" "1"))},
          join = \"${3:$$(yas-choose-value '("outer" "inner"))}\",
          ${4:ignore_index = False,}
          ${5:keys = ["$1"],}
          ${5:copy = True})
          